venezuela will elect its president. 58-year-old hugo chavez is hoping subsidies will help his re-election bid. it's only $2 to fill up your tank there. in an effort to woo young voters, he's taken on a rapper's persona during rallies. his 40-year-old opponent also is advancing social programs, but he says he'll also make government more efficient and repair venezuelas infrastructure. >>> authorities in texas say a 17-year-old boy killed his mother and sister, then calmly dialled 911. we've got the tape. you'll hear his chilling words next. >>> and if you're leaving the house right now, just a reminder, you can continue watching cnn from your mobile phone. you can also watch cnn live if your laptop. just go to cnn.com/tv. afternoon's overhaul starts with more pain. more pills. triple checking hydraulics. the evening brings more pain. so, back to more pills. almost done, when... hang on. stan's doctor recommended aleve. it can keep pain away all day with fewer pills than tylenol. this is rudy. who switched to aleve. and two pills for a day free of pain. ♪ [ female announcer ] and try alev